How much does a Systems Applications Developer IV make in Illinois?
As of April 01, 2026, the average salary for a Systems Applications Developer IV in Illinois is $146,000 per year, which breaks down to an hourly rate of $70.
However, a Systems Applications Developer IV's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $161,475
- Majority Range (25th-75th percentile): $139,000 to $154,100
- Entry-Level (10th percentile): $132,627